Lapido-Loureiro, F. D. V. (1968). Sub-volcanic carbonatite structures of Angola. In Proceedings of the International Geological Congress, Report of the twenty-third session, Prague (Vol. 2, pp. 147-161).

Torquato, J. R. (1977). GEOTECTONIC OUTLINE OF ANGOLA. Cahiers de l'Office de la Recherche Scientifique et Technique Outre-Mer. Paris, Serie Geologie, 9, 15-34.

Allsopp, H. L., & Hargraves, R. B. (1985). Rb-Sr ages and palaeomagnetic data for some Angolan alkaline intrusives. Transactions of the Geological Society of South Africa, 88(2), 295-299.

Issa Filho, A. B. R. M. D., Dos Santos, A. B. R. M. D., Riffel, B. F., Lapido-Loureiro, F. E. V., & McReath, I. (1991). Aspects of the geology, petrology and chemistry of some Angolan carbonatites. Journal of Geochemical Exploration, 40(1-3), 205-226. doi.org/10.1016/0375-6742(91)90039-W

Alberti, A., Castorina, F., Censi, P., Comin-Chiaramonti, P., & Gomes, C. B. (1999). Geochemical characteristics of Cretaceous carbonatites from Angola. Journal of African Earth Sciences, 29(4), 735-759. doi.org/10.1016/S0899-5362(99)00127-X

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	Bambi, A. C. J. M., Costanzo, A., Gonçalves, A. O., Melgarejo, J. C. (2012) Tracing the chemical evolution of primary pyrochlore from plutonic to volcanic carbonatites: the role of fluorine. Mineralogical Magazine, 76 (2) 377-392 doi:10.1180/minmag.2012.076.2.07	Journal (article/letter/editorial)
	Agostinho Neto, Av. 4 de Fevereiro 7, 815 Luanda, Angola Earth and Ocean Sciences, School of Natural Sciences...of pyrochlores during magmatic evolution: the Tchivira carbonatites occur in a plutonic complex, the...Catanda carbonatites are volcanic in origin. In Tchivira pyrochlore, zoning is poorly developed; ﬂuorine...contents are lower than those in the pyrochlores from Tchivira; and as substitution of Na at the A site increases...exsolution in the volcanic carbonatites. K EY WORDS : Angola, carbonatite, zonation in pyrochlore, ﬂuorine,

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Orthoclase from Mount Tchivira, Quilengues, Huíla Province, Angola

Orthoclase from
Mount Tchivira, Quilengues, Huíla Province, Angola